Making methods const when they should be.

2 files changed, 4 insertions, 4 deletions

diff --git a/src/Document.cxx b/src/Document.cxx
index 5bf9adbe4..8ebd407d8 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -416,7 +416,7 @@ static int BytesFromLead(int leadByte) {
 	return 0;
 }
 
-bool Document::InGoodUTF8(int pos, int &start, int &end) {
+bool Document::InGoodUTF8(int pos, int &start, int &end) const {
 	int lead = pos;
 	while ((lead>0) && (pos-lead < 4) && IsTrailByte(static_cast<unsigned char>(cb.CharAt(lead-1))))
 		lead--;
@@ -515,7 +515,7 @@ int Document::MovePositionOutsideChar(int pos, int moveDir, bool checkLineEnd) {
 // NextPosition moves between valid positions - it can not handle a position in the middle of a
 // multi-byte character. It is used to iterate through text more efficiently than MovePositionOutsideChar.
 // A \r\n pair is treated as two characters.
-int Document::NextPosition(int pos, int moveDir) {
+int Document::NextPosition(int pos, int moveDir) const {
 	// If out of range, just return minimum/maximum value.
 	int increment = (moveDir > 0) ? 1 : -1;
 	if (pos + increment <= 0)
diff --git a/src/Document.h b/src/Document.h
index c7ff8e069..d58c5efe5 100644
--- a/src/Document.h
+++ b/src/Document.h
@@ -228,9 +228,9 @@ public:
 	int ClampPositionIntoDocument(int pos);
 	bool IsCrLf(int pos);
 	int LenChar(int pos);
-	bool InGoodUTF8(int pos, int &start, int &end);
+	bool InGoodUTF8(int pos, int &start, int &end) const;
 	int MovePositionOutsideChar(int pos, int moveDir, bool checkLineEnd=true);
-	int NextPosition(int pos, int moveDir);
+	int NextPosition(int pos, int moveDir) const;
 	bool NextCharacter(int &pos, int moveDir);	// Returns true if pos changed
 	int SCI_METHOD CodePage() const;
 	bool SCI_METHOD IsDBCSLeadByte(char ch) const;